NPM module security vulnerabilities

[anthonygore]

I've just updated the repo to replace NPM packages in this repo which have security issues.

If you forked from this repo, you need to sync your fork. Here's a guide:

https://help.github.com/articles/syncing-a-fork/

With that done, run git fetch and git pull in your project directory to pull the changes locally. Then run npm install and the packages will be updated.

If you cloned this repo, run git fetch and git pull in your project directory to pull the changes locally. Then run npm install and the packages will be updated.